[INFO] updating cached repository skulblaka24/rust-calamine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/skulblaka24/rust-calamine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/skulblaka24/rust-calamine" "work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/skulblaka24/rust-calamine"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/skulblaka24/rust-calamine'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  91% (476/519)   
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Checking out files: 100% (519/519), done.
[INFO] running `"git" "clone" "work/cache/sources/gh/skulblaka24/rust-calamine" "work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/skulblaka24/rust-calamine"`
[INFO] [stderr] Cloning into 'work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/skulblaka24/rust-calamine'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  97% (504/519)   
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Checking out files: 100% (519/519)   
Checking out files: 100% (519/519), done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9967812cfab7da0edc71b944c47ed0edbc12b44a
[INFO] sha for GitHub repo skulblaka24/rust-calamine: 9967812cfab7da0edc71b944c47ed0edbc12b44a
[INFO] validating manifest of skulblaka24/rust-calamine on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of skulblaka24/rust-calamine on toolchain try#74092351c05ae61047b2be02024415546595e974
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing skulblaka24/rust-calamine
[INFO] finished frobbing skulblaka24/rust-calamine
[INFO] frobbed toml for skulblaka24/rust-calamine written to work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/skulblaka24/rust-calamine/Cargo.toml
[INFO] started frobbing skulblaka24/rust-calamine
[INFO] finished frobbing skulblaka24/rust-calamine
[INFO] frobbed toml for skulblaka24/rust-calamine written to work/ex/pr-60174/sources/try#74092351c05ae61047b2be02024415546595e974/gh/skulblaka24/rust-calamine/Cargo.toml
[INFO] crate skulblaka24/rust-calamine already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+74092351c05ae61047b2be02024415546595e974-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking skulblaka24/rust-calamine against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60174
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60174/worker-4/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60174/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/skulblaka24/rust-calamine:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 785078acf596a05b42a4f3dfcc28b51a04266a4e6e48b39e30011d4c79e0d9d9
[INFO] running `"docker" "start" "-a" "785078acf596a05b42a4f3dfcc28b51a04266a4e6e48b39e30011d4c79e0d9d9"`
[INFO] [stderr]     Checking serde v1.0.89
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]     Checking libflate v0.1.20
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking backtrace v0.3.14
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking quick-xml v0.13.3
[INFO] [stderr]     Checking zip v0.5.0
[INFO] [stderr]     Checking calamine v0.15.3 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Cow` is imported redundantly
[INFO] [stderr]    --> src/xlsx.rs:392:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | use std::borrow::Cow;
[INFO] [stderr]     |     ---------------- the item `Cow` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 392 |     use std::borrow::Cow;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Cow` is imported redundantly
[INFO] [stderr]    --> src/xlsx.rs:392:9
[INFO] [stderr]     |
[INFO] [stderr] 1   | use std::borrow::Cow;
[INFO] [stderr]     |     ---------------- the item `Cow` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 392 |     use std::borrow::Cow;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.41s
[INFO] running `"docker" "inspect" "785078acf596a05b42a4f3dfcc28b51a04266a4e6e48b39e30011d4c79e0d9d9"`
[INFO] running `"docker" "rm" "-f" "785078acf596a05b42a4f3dfcc28b51a04266a4e6e48b39e30011d4c79e0d9d9"`
[INFO] [stdout] 785078acf596a05b42a4f3dfcc28b51a04266a4e6e48b39e30011d4c79e0d9d9